| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Sep 2021 | 24 Sep 2021 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jun 2021 | 28 Jun 2021 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Jun 2021 | 24 Jun 2021 | 000-26076 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Jun 2020 | 08 Jun 2020 | 000-26076 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Jun 2020 | 04 Jun 2020 | 000-26076 |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2020 | 11 May 2020 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jun 2019 | 06 Jun 2019 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jun 2019 | 17 Jun 2019 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2018 | 13 Jun 2018 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jun 2018 | 07 Jun 2018 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Nov 2017 | 27 Nov 2017 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2017 | 01 Jun 2017 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2017 | 02 Mar 2017 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Dec 2016 | 29 Dec 2016 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Dec 2016 | 16 Dec 2016 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2016 | 01 Dec 2016 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2016 | 02 Jun 2016 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jan 2016 | 08 Jan 2016 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Dec 2015 | 03 Dec 2015 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2015 | 04 Jun 2015 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Dec 2014 | 10 Dec 2014 | 000-26076 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jun 2014 | 05 Jun 2014 | 000-26076 |